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#!/bin/bash
ENV_MAC_ADDR=$(fw_printenv eth1addr)
if [ -z "$ENV_MAC_ADDR" ]; then
ENV_MAC_ADDR=$(fw_printenv ethaddr)
fi
MAC_ADDR=$(echo "$ENV_MAC_ADDR" | cut -d "=" -f 2)
if [ -n "$MAC_ADDR" ]; then
# Generate MAC Address from eth1addr using locally administered MAC
# https://en.wikipedia.org/wiki/MAC_address#Universal_vs._local_(U/L_bit
SUBMAC=$(echo "$MAC_ADDR" | cut -d ":" -f 2-6)
/usr/bin/usb-ctrl ecm usbnet on "06:$SUBMAC" "02:$SUBMAC"
else
/usr/bin/usb-ctrl ecm usbnet on
fi
# Use NCM (Ethernet) Gadget instead of FunctionFS Gadget
echo 0x0103 > /sys/kernel/config/usb_gadget/usbnet/idProduct
echo "OpenBMC usbnet Device" > /sys/kernel/config/usb_gadget/usbnet/strings/0x409/product
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